Base | Representation |
---|---|
bin | 1010000001100… |
… | …1111000111000 |
3 | 2221010022111100 |
4 | 2200121320320 |
5 | 41231032310 |
6 | 4101131400 |
7 | 1020261033 |
oct | 240317070 |
9 | 87108440 |
10 | 42049080 |
11 | 21810107 |
12 | 120b9b60 |
13 | 8933418 |
14 | 582801a |
15 | 3a58ec0 |
hex | 2819e38 |
42049080 has 48 divisors (see below), whose sum is σ = 136660680. Its totient is φ = 11212992.
The previous prime is 42049061. The next prime is 42049081. The reversal of 42049080 is 8094024.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42049081) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58042 + ... + 58761.
Almost surely, 242049080 is an apocalyptic number.
42049080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
42049080 is an abundant number, since it is smaller than the sum of its proper divisors (94611600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42049080 is a wasteful number, since it uses less digits than its factorization.
42049080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116820 (or 116813 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 42049080 is about 6484.5261970324. The cubic root of 42049080 is about 347.7380112956.
The spelling of 42049080 in words is "forty-two million, forty-nine thousand, eighty".
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